The Contact,electrical, cataloged under National Stock Number 5999-01-437-9934, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-437-9934 |
| Primary Part Number | 4999-3231 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Precious Material | GOLD |
| Precious Material and Weight | 1.000 GOLD GRAINS, TROY |
| Precious Material and Location | BODY GOLD |
| Material | GOLD BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 1978128-107 | Northrop Grumman Systems Corporation (USA) |
| 4999-3231 PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 24584 IT 1F | 5/1 Secondary reference Ward Leonard Ct Llc |
NSN 5999-01-437-9934 is a Contact,electrical, manufactured by Ward Leonard Ct Llc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-437-9934 has 2 manufacturer part numbers on file: 1978128-107 (Northrop Grumman Systems Corporation), 4999-3231 (Ward Leonard Ct Llc).
Key specifications for 4999-3231: Precious Material: GOLD; Precious Material and Weight: 1.000 GOLD GRAINS, TROY; Precious Material and Location: BODY GOLD; Material: GOLD BODY. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.